avisá-los

inform them

→ avisar
phrase Rare #38,410
inform them Also used as “warn them” or “let them know,” depending on context. This form means “to inform them.”
PO: Vou avisá-los amanhã.
EN: I’ll inform them tomorrow.

Tenho de avisá-los.

I have to warn them.

Ela disse que havia outros lá dentro e que precisavam avisá-los.

She said there were others inside and that they needed to warn them.

— Alerta Apocalipse (2026)

Precisamos avisá-los.

We need to warn them.

Preciso avisá-los.

I need to warn them.

— Assassinato (2015)

A família dela mora na Espanha, e acho que não devo avisá-los.

Her family lives in Spain, and I don't think I should tell them.

— Amores Brutos (2000)